5. ÷ 2/3 points Previous Answers BaldiStat3 17·E·005. My Notes Ask Your Teacher

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5. ÷ 2/3 points Previous Answers BaldiStat3 17·E·005. My Notes Ask Your Teacher What critical value t from Table C would you use for a confidence interval for the mean of the population in each of the following situations? (Round your answers to two decimal places.) (a) A 95% confidence interval based on n t* = 2.131 16 observations (b) A 99% confidence interval from an SRS of 28 observations. t*= 2.771 (c) A 80% confidence interval from a sample of size 4 1.886 Submit Answer Save Progress Practice Another Version

Explanation / Answer

c) here degree of freedom =(n-1=3)

therefore fro 80% confidence interval and 3 degree of freedom critcal value t =1.638

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